Given that \bar{D}=r^{2} \bar{a}_{r}+2 \operatorname{Sin} \theta \bar{a}_{\theta} in spherical coordinate system, where D is the electric flux density, find the charge density p?
Given that \bar{D}=r^{2} \bar{a}_{r}+2 \operatorname{Sin} \theta \bar{a}_{\theta} in spherical coordinate system, where D is the electric flux density, find the charge density p?